Home / 772,173,369,767.20-1,065,599,424,214.30-424,943,648,670.19

Finding the Fourth Proportional to 772,173,369,767.20, 1,065,599,424,214.30 and 424,943,648,670.19

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Solution

The fourth proportional to 772,173,369,767.20, 1,065,599,424,214.30 and 424,943,648,670.19 is: 586,422,330,885.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,173,369,767.20 : 1,065,599,424,214.30 = 424,943,648,670.19 : x
  2. Step 2: Convert to fraction form
    772,173,369,767.20/1,065,599,424,214.30 = 424,943,648,670.19/x
  3. Step 3: Cross multiply
    772,173,369,767.20x = 1,065,599,424,214.30 × 424,943,648,670.19
  4. Step 4: Simplify right side
    772,173,369,767.20x = 452,819,707,346,478,306,426,880
  5. Step 5: Solve for x
    x = 452,819,707,346,478,306,426,880/772,173,369,767.20
  6. Step 6: Final answer
    x = 586,422,330,885.35

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.